:root {
  color-scheme: dark;
  --bg: #0d1217;
  --panel: #151c23;
  --panel-strong: #1c252e;
  --panel-elevated: #222d38;
  --text: #eef3f7;
  --muted: #9aa8b6;
  --line: #2c3844;
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --danger: #f97373;
  --ok: #34d399;
  --warning: #fbbf24;
  --viewport-height: 100dvh;
  --viewport-top: 0px;
  --topbar-height: 64px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
}

body {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

button {
  min-height: 38px;
  border: 0;
  border-radius: 7px;
  background: var(--accent);
  color: #061018;
  cursor: pointer;
  font-weight: 700;
  padding: 8px 12px;
}

button:hover:not(:disabled) {
  filter: brightness(1.08);
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

button.secondary {
  background: var(--panel-strong);
  color: var(--text);
  border: 1px solid var(--line);
}

button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}

button.icon-button {
  min-width: 42px;
  padding: 7px 9px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}

button.small-action {
  min-height: 32px;
  padding: 5px 9px;
  font-size: 0.82rem;
}

input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #0a1015;
  color: var(--text);
  padding: 10px 11px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.shell {
  min-height: 100vh;
  min-height: 100dvh;
}

.login-panel {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-box {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px;
}

.login-box h1,
.sidebar h2 {
  margin: 0;
}

.login-box p {
  color: var(--muted);
}

.login-box form,
.create-session-form {
  display: grid;
  gap: 10px;
}

.error {
  color: var(--danger);
  min-height: 22px;
  margin-top: 12px;
}

.app {
  position: absolute;
  z-index: 0;
  top: var(--viewport-top);
  right: 0;
  left: 0;
  height: var(--viewport-height);
  min-height: 0;
  overflow: hidden;
  overflow: clip;
  display: grid;
  grid-template-rows: var(--topbar-height) minmax(0, 1fr);
  background: var(--bg);
}

.app-bar {
  position: relative;
  z-index: 80;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(150px, auto) minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding:
    8px max(12px, env(safe-area-inset-right)) 8px
    max(12px, env(safe-area-inset-left));
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
}

.app-identity {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-copy {
  min-width: 0;
  display: grid;
  line-height: 1.15;
}

.brand-copy strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.usage-summary-trigger {
  min-height: 0;
  margin-top: 4px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  text-align: left;
  justify-self: start;
}

.usage-summary-trigger:hover:not(:disabled) {
  filter: none;
  color: var(--text);
}

.usage-summary-trigger:disabled {
  opacity: 1;
}

.usage-summary-body {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.74rem;
}

.usage-summary-item {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}

.usage-summary-label {
  color: inherit;
}

.usage-summary-item strong {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
}

.usage-summary-separator {
  color: var(--line);
}

.usage-summary-error {
  display: inline-block;
  font-size: 0.74rem;
  color: var(--danger);
  white-space: nowrap;
}

.usage-summary-trigger.is-loading .usage-summary-item strong,
.usage-summary-trigger.is-loading .usage-summary-label {
  color: var(--muted);
}

.usage-summary-trigger.is-error .usage-summary-item strong {
  color: var(--danger);
}

.navigation-toggle {
  display: none;
}

.session-tabs {
  min-width: 0;
  height: 48px;
  display: flex;
  align-items: stretch;
  gap: 7px;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.session-tabs:empty::before {
  content: "打开的会话会显示在这里";
  align-self: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.session-tab {
  flex: 0 0 auto;
  min-width: 150px;
  max-width: 250px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 36px;
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #10171e;
}

.session-tab.is-selected {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, #10171e);
}

.session-tab.is-pending {
  border-color: var(--warning);
}

.session-tab-activate,
.session-tab-close {
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
}

.session-tab-activate {
  min-width: 0;
  display: grid;
  align-content: center;
  gap: 2px;
  text-align: left;
  padding: 5px 4px 5px 10px;
}

.session-tab-activate strong,
.session-tab-state {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-tab-activate strong {
  font-size: 0.86rem;
}

.session-tab-state {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 500;
}

.session-tab.is-active .session-tab-state,
.session-tab.is-selected .session-tab-state {
  color: var(--ok);
}

.session-tab.is-loading .session-tab-state,
.session-tab.is-pending .session-tab-state {
  color: var(--warning);
}

.session-tab.is-error .session-tab-state {
  color: var(--danger);
}

.session-tab.has-agent-running .session-tab-state {
  color: var(--accent);
}

.session-tab.has-agent-completed .session-tab-state {
  color: var(--ok);
}

.session-tab.has-agent-error .session-tab-state {
  color: var(--danger);
}

.session-tab.has-agent-viewed .session-tab-state {
  color: var(--muted);
}

.session-tab-close {
  padding: 0;
  color: var(--muted);
  font-size: 1.2rem;
}

.session-tab-close:hover {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}

.app-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}

.compact-action {
  min-height: 38px;
  white-space: nowrap;
}

.app-body {
  position: relative;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
}

.sidebar {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: var(--panel);
  padding: 16px 16px max(16px, env(safe-area-inset-bottom));
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  align-content: stretch;
  gap: 14px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sidebar-heading-actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
}

button.sidebar-heading-action {
  width: 36px;
  min-width: 36px;
  min-height: 36px;
  padding: 0;
  display: inline-grid;
  place-items: center;
  color: var(--text);
  font-size: 1.12rem;
}

.zellij-status-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--warning);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--warning) 18%, transparent);
}

.zellij-status-dot.is-reachable {
  background: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 18%, transparent);
}

.zellij-status-dot.is-unreachable {
  background: var(--danger);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 18%, transparent);
}

.form-state {
  min-height: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.form-state:empty,
.list-state:empty,
.session-group-order-state:empty,
.terminal-state:empty {
  display: none;
}

.form-state.is-error,
.list-state.is-error,
.session-group-order-state.is-error,
.terminal-state.is-error {
  color: var(--danger);
}

.sidebar-section {
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto auto auto minmax(0, 1fr);
  align-content: start;
  gap: 9px;
  overflow: hidden;
}

.section-heading h2 {
  font-size: 0.95rem;
}

.create-session-dialog {
  width: min(420px, calc(100vw - 32px));
  max-height: calc(var(--viewport-height) - 32px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0;
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 24px 72px #000c;
}

.create-session-dialog::backdrop {
  background: #000b;
  backdrop-filter: blur(2px);
}

.usage-dialog {
  width: min(760px, calc(100vw - 32px));
}

.create-session-form {
  padding: 20px;
}

.usage-dialog-shell {
  display: grid;
  gap: 16px;
  padding: 20px;
}

.create-session-form > label {
  font-size: 0.88rem;
  font-weight: 700;
}

.create-session-dialog-heading,
.create-session-dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.create-session-dialog-heading h2 {
  margin: 0;
  font-size: 1.08rem;
}

.usage-dialog-subtitle {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

button.dialog-close-button {
  min-width: 40px;
  padding: 5px 10px;
  font-size: 1.3rem;
}

.create-session-dialog-actions {
  justify-content: flex-end;
  margin-top: 4px;
}

.usage-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.usage-overview-card,
.usage-provider-section,
.usage-model-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel-strong) 88%, transparent);
}

.usage-overview-card {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
}

.usage-overview-label,
.usage-provider-totals,
.usage-model-rate,
.usage-model-metrics {
  color: var(--muted);
}

.usage-overview-card strong {
  font-size: 1.2rem;
}

.usage-provider-list {
  display: grid;
  gap: 12px;
}

.usage-provider-section {
  display: grid;
  gap: 12px;
  padding: 14px 16px 16px;
}

.usage-provider-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.usage-provider-header h3 {
  margin: 0;
  font-size: 1rem;
}

.usage-provider-totals {
  margin: 6px 0 0;
  font-size: 0.82rem;
}

.usage-provider-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  text-align: right;
}

.usage-breakdown {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.usage-period-card {
  display: grid;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel) 82%, transparent);
}

.usage-period-title {
  margin: 0;
  font-size: 0.84rem;
}

.usage-period-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 10px;
}

.usage-metric-item {
  display: grid;
  gap: 4px;
}

.usage-metric-label {
  color: var(--muted);
  font-size: 0.74rem;
}

.usage-metric-value {
  font-size: 0.92rem;
}

.usage-model-list {
  display: grid;
  gap: 9px;
}

.usage-model-card {
  display: grid;
  gap: 8px;
  padding: 12px 14px;
}

.usage-model-topline,
.usage-model-metrics {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.usage-model-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.92rem;
}

.usage-model-rate,
.usage-model-metrics {
  font-size: 0.8rem;
}

.usage-provider-empty {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.list-state {
  min-height: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.session-group-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.session-group-order-state {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
}

.session-group-order-actions,
.session-group-actions {
  flex: 0 0 auto;
  display: flex;
  gap: 5px;
}

.group-order-button {
  min-width: 34px;
  min-height: 34px;
  padding: 4px 8px;
}

.session-groups {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 9px;
  padding-right: 2px;
  overflow-y: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.session-group {
  min-width: 0;
  position: relative;
  display: grid;
  gap: 7px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: color-mix(in srgb, #10171e 82%, transparent);
  transition:
    border-color 120ms ease,
    box-shadow 120ms ease,
    background-color 120ms ease;
}

.session-group.is-selected {
  border-color: var(--accent);
  box-shadow: inset 3px 0 0 var(--accent);
}

.session-group.is-manage-target {
  border-color: color-mix(in srgb, var(--accent) 78%, white);
  background: color-mix(in srgb, var(--accent) 12%, #10171e);
  box-shadow:
    inset 0 0 0 1px color-mix(in srgb, var(--accent) 62%, transparent),
    inset 3px 0 0 var(--accent);
}

.session-group-select {
  width: 100%;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 8px;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
}

.session-group-select span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-group-select small {
  min-width: 28px;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--panel-elevated);
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

.session-group-select[aria-pressed="true"] {
  color: var(--accent);
}

.session-chip-list {
  min-width: 0;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
}

.session-chip-list li {
  min-width: 0;
  max-width: 100%;
}

.session-chip-list li.is-managing {
  width: 100%;
  max-width: none;
}

.session-chip {
  max-width: 100%;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #10171e;
  color: var(--text);
  text-align: left;
  -webkit-touch-callout: none;
}

.session-chip.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, #10171e);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent);
}

.session-chip.is-managing {
  border-color: color-mix(in srgb, var(--accent) 80%, white);
  background: color-mix(in srgb, var(--accent) 18%, #10171e);
}

.session-chip-name {
  min-width: 0;
  overflow-wrap: anywhere;
}

@media (hover: hover) {
  .session-chip:hover,
  .session-group-select:hover {
    background: var(--panel-elevated);
  }
}

.session-status-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 0 transparent;
  transition:
    color 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    opacity 160ms ease,
    transform 160ms ease;
}

.session-status-dot.is-running {
  color: var(--ok);
}

.session-status-dot.is-exited {
  color: var(--muted);
}

.session-status-dot.is-unknown {
  color: var(--warning);
}

.session-status-dot.is-agent-running {
  color: var(--accent);
  animation: session-status-dot-breathe 1.45s ease-in-out infinite;
}

.session-status-dot.is-agent-completed {
  color: var(--ok);
}

.session-status-dot.is-agent-error {
  color: var(--danger);
}

.session-status-dot.is-agent-viewed {
  color: var(--muted);
  background: color-mix(in srgb, currentColor 32%, transparent);
}

.session-status-dot.is-opening {
  color: var(--warning);
}

.session-status-dot.is-load-error {
  color: var(--danger);
}

.session-manage-panel {
  width: 100%;
  display: grid;
  gap: 8px;
  margin-top: 7px;
  padding: 10px;
  border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--line));
  border-radius: 9px;
  background: color-mix(in srgb, var(--panel-elevated) 94%, black);
  box-shadow: 0 10px 24px #0005;
}

.session-manage-panel strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.86rem;
}

.session-manage-state {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.session-manage-group-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

button.session-manage-group-option {
  min-height: 31px;
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #10171e;
  color: var(--muted);
  font-size: 0.76rem;
}

button.session-manage-group-option.is-target {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, #10171e);
  color: var(--accent);
}

.session-manage-actions {
  display: grid;
  grid-template-columns: 38px 38px minmax(58px, 1fr) minmax(54px, 1fr);
  gap: 6px;
}

.session-manage-actions button {
  min-width: 0;
  min-height: 36px;
  padding: 6px 8px;
  font-size: 0.78rem;
}

button.session-manage-arrow,
button.session-manage-cancel {
  border: 1px solid var(--line);
  background: #10171e;
  color: var(--text);
}

button.session-manage-delete {
  grid-column: 1 / -1;
  grid-row: 2;
  border: 1px solid color-mix(in srgb, var(--danger) 70%, var(--line));
  background: color-mix(in srgb, var(--danger) 20%, #261010);
  color: #fecaca;
}

.workspace {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #000;
}

.workspace.is-desktop-active {
  background:
    radial-gradient(circle at 20% 20%, #162635 0, #071018 44%, #020406 100%);
}

.terminal-stack {
  position: absolute;
  inset: 0;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #000;
}

.terminal-frame {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  min-width: 1px;
  min-height: 1px;
  border: 0;
  background: #000;
  visibility: visible;
  opacity: 1;
}

.terminal-frame.is-inactive {
  z-index: 1;
  opacity: 0;
  pointer-events: none;
}

.terminal-feedback-toast {
  position: absolute;
  z-index: 14;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  pointer-events: none;
  opacity: 0;
  background: rgb(80 84 88 / 24%);
  backdrop-filter: blur(1.5px);
  -webkit-backdrop-filter: blur(1.5px);
  transition: opacity 180ms ease-out;
}

.terminal-feedback-toast.is-visible {
  opacity: 1;
}

.terminal-feedback-toast span {
  min-width: 120px;
  min-height: 52px;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  transform: translateY(7px) scale(0.96);
  border: 1px solid rgb(255 255 255 / 20%);
  border-radius: 12px;
  background: rgb(55 59 63 / 86%);
  color: #f7fafc;
  box-shadow: 0 12px 34px #0008;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: transform 180ms ease-out;
}

.terminal-feedback-toast.is-visible span {
  transform: translateY(0) scale(1);
}

.terminal-state,
.desktop-state {
  position: absolute;
  z-index: 12;
  top: 10px;
  left: 50%;
  max-width: min(680px, calc(100% - 24px));
  margin: 0;
  padding: 8px 11px;
  transform: translateX(-50%);
  border: 1px solid var(--line);
  border-radius: 7px;
  background: color-mix(in srgb, var(--panel-elevated) 94%, transparent);
  color: var(--muted);
  box-shadow: 0 8px 24px #0008;
  font-size: 0.82rem;
  text-align: center;
}

.desktop-state {
  z-index: 13;
}

.desktop-state:empty {
  display: none;
}

.desktop-state.is-error {
  color: var(--danger);
}

.desktop-stack {
  position: absolute;
  inset: 0;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  overscroll-behavior: contain;
  background:
    radial-gradient(circle at 20% 20%, #162635 0, #071018 44%, #020406 100%);
}

.desktop-frame {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  min-width: 1px;
  min-height: 1px;
  border: 0;
  background: transparent;
  opacity: 1;
  touch-action: pan-x pan-y;
}

.desktop-frame.is-inactive {
  opacity: 0;
  pointer-events: none;
}

.terminal-tools {
  min-width: 0;
  max-width: 100%;
  display: grid;
  justify-items: stretch;
  gap: 7px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.terminal-tools-main {
  display: grid;
  gap: 8px;
}

.terminal-tool-buttons {
  width: 100%;
  max-width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(50px, 1fr));
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: 11px;
  background: color-mix(in srgb, #0b1015 88%, transparent);
  box-shadow: 0 6px 18px #0006;
  backdrop-filter: blur(10px);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.terminal-direction-controls {
  width: min(100%, 292px);
  justify-self: start;
  display: grid;
  grid-template-columns: minmax(50px, 60px) minmax(0, 212px);
  grid-template-rows: repeat(2, minmax(46px, auto));
  gap: 4px 8px;
  padding: 5px;
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: 11px;
  background: color-mix(in srgb, #0b1015 88%, transparent);
  box-shadow: 0 6px 18px #0006;
  backdrop-filter: blur(10px);
}

.terminal-direction-pad {
  width: 100%;
  min-width: 0;
  grid-column: 2;
  grid-row: 1 / span 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(52px, 1fr));
  gap: 4px;
}

.terminal-direction-spacer {
  min-width: 0;
  min-height: 0;
}

button.terminal-tool-button {
  width: 100%;
  min-width: 50px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 7px 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  color: var(--text);
  font-size: 0.75rem;
  white-space: nowrap;
}

button.terminal-direction-button {
  min-width: 52px;
  min-height: 46px;
  padding: 0;
  font-size: 1.2rem;
  font-weight: 700;
}

button.terminal-enter-button {
  grid-column: 1;
  grid-row: 2;
  min-height: 46px;
}

button.terminal-tool-button.is-danger {
  color: #fecaca;
  border-color: color-mix(in srgb, var(--danger) 48%, var(--line));
}

button.terminal-tool-button.is-success {
  color: #06291e;
  border-color: color-mix(in srgb, var(--ok) 82%, #0b3b2d);
  background: color-mix(in srgb, var(--ok) 78%, #0b3b2d);
}

button.terminal-tool-button.is-recording {
  color: #fff;
  border-color: var(--danger);
  background: color-mix(in srgb, var(--danger) 72%, #2a0d0d);
  animation: terminal-recording-pulse 1.3s ease-in-out infinite;
}

.terminal-tool-state {
  max-width: 100%;
  max-height: 5.2em;
  margin: 0;
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: color-mix(in srgb, #0b1015 94%, transparent);
  color: var(--muted);
  box-shadow: 0 6px 20px #0008;
  font-size: 0.76rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
  overflow-y: auto;
}

.terminal-tool-state:empty {
  display: none;
}

.terminal-tool-state.is-error {
  color: var(--danger);
}

@keyframes terminal-recording-pulse {
  50% {
    filter: brightness(1.2);
  }
}

@keyframes session-status-dot-breathe {
  0%,
  100% {
    opacity: 0.84;
    transform: scale(0.94);
    box-shadow: 0 0 0 0 color-mix(in srgb, currentColor 0%, transparent);
  }

  50% {
    opacity: 1;
    transform: scale(1.08);
    box-shadow: 0 0 0 6px color-mix(in srgb, currentColor 18%, transparent);
  }
}

.terminal-empty {
  position: absolute;
  z-index: 5;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 45%, #16202a 0, #090d11 55%, #000 100%);
  text-align: center;
}

.terminal-empty span {
  color: var(--muted);
}

.drawer-backdrop {
  position: absolute;
  z-index: 45;
  inset: var(--topbar-height) 0 0;
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: #0009;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 160ms ease,
    visibility 160ms;
}

.drawer-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.app.is-focus-mode {
  --topbar-height: 52px;
}

.app.is-focus-mode .app-bar {
  grid-template-columns: minmax(0, 1fr) auto;
  padding-block: 5px;
}

.app.is-focus-mode .app-identity,
.app.is-focus-mode #new-terminal-shortcut,
.app.is-focus-mode #desktop-shortcut,
.app.is-focus-mode #logout,
.app.is-focus-mode .sidebar,
.app.is-focus-mode .drawer-backdrop {
  display: none;
}

.app.is-focus-mode .app-body {
  grid-template-columns: minmax(0, 1fr);
}

.app.is-focus-mode .session-tabs {
  height: 42px;
}

@media (max-width: 900px) {
  :root {
    --topbar-height: 108px;
  }

  .app-bar {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "identity actions"
      "tabs tabs";
    gap: 7px;
    padding-block: 6px;
    align-items: start;
  }

  .navigation-toggle {
    display: inline-grid;
    place-items: center;
  }

  .app-identity {
    grid-area: identity;
    align-self: center;
  }

  .brand-copy {
    width: min(320px, calc(100vw - 180px));
  }

  .app-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .session-tabs {
    grid-area: tabs;
    height: 42px;
  }

  .sidebar {
    position: absolute;
    z-index: 50;
    inset: 0 auto 0 0;
    width: min(360px, calc(100% - 44px));
    border-right: 1px solid var(--line);
    box-shadow: 18px 0 42px #0009;
    transform: translateX(-102%);
    visibility: hidden;
    transition:
      transform 160ms ease,
      visibility 160ms;
  }

  .sidebar.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .session-tab {
    min-width: 132px;
    grid-template-columns: minmax(0, 1fr) 44px;
  }

  .session-tab-close {
    min-width: 44px;
    min-height: 44px;
  }

  .app-actions {
    grid-area: actions;
    gap: 5px;
    justify-self: end;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .compact-action {
    min-height: 42px;
    padding-inline: 9px;
    font-size: 0.76rem;
  }
}

@media (max-width: 560px) {
  :root {
    --topbar-height: 116px;
  }

  .app-bar {
    padding-right: max(7px, env(safe-area-inset-right));
    padding-left: max(7px, env(safe-area-inset-left));
  }

  .brand-copy {
    width: min(100%, calc(100vw - 112px));
  }

  .session-tabs {
    gap: 5px;
  }

  .session-tab {
    min-width: 118px;
    max-width: 170px;
  }

  .compact-action {
    padding-inline: 7px;
  }

  .terminal-tool-buttons {
    grid-template-columns: repeat(4, minmax(50px, 1fr));
  }

  .terminal-direction-controls {
    width: min(100%, 268px);
    grid-template-columns: minmax(50px, 60px) minmax(0, 188px);
  }

  .create-session-dialog {
    width: calc(100vw - 20px);
    max-height: calc(var(--viewport-height) - 20px);
  }

  .usage-dialog-shell {
    padding: 16px;
  }

  .usage-overview,
  .usage-model-topline,
  .usage-model-metrics,
  .usage-period-metrics,
  .usage-breakdown {
    grid-template-columns: minmax(0, 1fr);
    display: grid;
  }

  .usage-provider-header {
    display: grid;
    gap: 8px;
  }

  .usage-provider-note {
    text-align: left;
  }

  .usage-summary-body {
    gap: 5px;
    flex-wrap: wrap;
  }

  .create-session-form {
    padding: 16px;
  }

  #session-name {
    font-size: 16px;
  }
}

@media (display-mode: standalone) {
  .terminal-stack,
  .desktop-stack,
  .terminal-empty {
    bottom: env(safe-area-inset-bottom);
  }
}

@media (pointer: coarse) {
  .group-order-button,
  .sidebar-heading-action,
  .dialog-close-button,
  .session-group-select,
  .session-chip {
    min-height: 44px;
  }

  .group-order-button {
    min-width: 44px;
  }

  button.sidebar-heading-action,
  button.dialog-close-button {
    min-width: 44px;
  }

  .usage-summary-trigger {
    min-height: 44px;
    margin-top: 2px;
  }

  button.terminal-tool-button {
    min-width: 50px;
    min-height: 48px;
    padding-inline: 4px;
    font-size: 0.78rem;
  }

  button.terminal-direction-button {
    min-width: 52px;
    min-height: 52px;
    font-size: 1.26rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sidebar,
  .drawer-backdrop {
    transition: none;
  }

  button.terminal-tool-button.is-recording,
  .session-status-dot.is-agent-running {
    animation: none;
  }

  .terminal-feedback-toast {
    transition: opacity 80ms linear;
  }

  .terminal-feedback-toast span,
  .terminal-feedback-toast.is-visible span {
    transform: none;
    transition: none;
  }
}